<?php
class Mageex_AdvanceSeo_Block_System_Config_Form_Field_WordRangeTitle
		extends Mage_Adminhtml_Block_System_Config_Form_Field
{
	protected function _getElementHtml(Varien_Data_Form_Element_Abstract $element)
    {
        $element->setStyle('width:70px;')
            ->setName($element->getName() . '[]');
		$value = $element->getValue();	
        $to = $element->setValue(isset($value) ? $value : 50)->getElementHtml();
		
        return Mage::helper('adminhtml')->__('') . ' ' . $to;
    }			
}